MAX3241ECWI RS232 Transceiver Equivalent & Substitute Parts

Part Overview

The MAX3241ECWI is a full-duplex RS232 transceiver manufactured by Analog Devices Inc./Maxim Integrated, designed for serial communication applications requiring 3 drivers and 5 receivers. The device operates across a 3V to 5.5V supply range with a maximum data rate of 250kbps and is housed in a 28-SOIC surface mount package.

The MAX3241ECWI is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for systems utilizing this interface component.

Substiute Parts

MAX3241ECWI

Analog Devices Inc./Maxim IntegratedIn Stock: 2285MAX3241ECWI Datasheet

Current PartRFQ

MAX3241ECWI+

Analog Devices Inc./Maxim IntegratedIn Stock: 906MAX3241ECWI+ Datasheet

Parametric EquivalentRFQ

MAX3244ECWI+

Analog Devices Inc./Maxim IntegratedIn Stock: 1101MAX3244ECWI+ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MAX3241ECWI are identified based on strict electrical and mechanical parameter matching:

Critical Parameters for Substitution:

• Protocol: RS232
• Number of Drivers/Receivers: 3/5
• Duplex: Full
• Receiver Hysteresis: 500 mV
• Data Rate: 250kbps
• Voltage - Supply: 3V ~ 5.5V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-SOIC (0.295", 7.50mm Width)

All substitute parts listed maintain identical electrical specifications and mechanical compatibility with the original MAX3241ECWI. Substitutes differ primarily in product status (active vs. obsolete) and RoHS compliance certification.

Parameter Comparison

Engineering Selection Recommendations

MAX3241ECWI+ (Preferred Primary Substitute)

The MAX3241ECWI+ is the direct functional equivalent of the MAX3241ECWI, maintaining identical electrical and mechanical specifications. The primary advantage is active product status, ensuring continued availability and supply chain support. The MAX3241ECWI+ carries ROHS3 compliance certification, meeting modern environmental and regulatory requirements. This part is suitable for direct replacement in existing designs without circuit modification.

MAX3244ECWI+ (Alternative Substitute)

The MAX3244ECWI+ provides equivalent electrical performance and identical package compatibility. This part also maintains active product status and ROHS3 compliance. Selection between MAX3241ECWI+ and MAX3244ECWI+ depends on supply availability and procurement lead times, as both parts satisfy all specified electrical and mechanical requirements.

Frequently Asked Questions (FAQ)

Q: Can MAX3241ECWI+ be used as a direct replacement for MAX3241ECWI?

A: Yes. The MAX3241ECWI+ maintains identical electrical specifications, including protocol (RS232), driver/receiver configuration (3/5), data rate (250kbps), supply voltage range (3V ~ 5.5V), and operating temperature range (0°C ~ 70°C). The 28-SOIC package dimensions are identical, enabling direct PCB compatibility without layout modifications.

Q: What is the difference between MAX3241ECWI and MAX3241ECWI+?

A: The primary differences are product status and compliance certification. The MAX3241ECWI is obsolete and RoHS non-compliant, while MAX3241ECWI+ is active and ROHS3 compliant. Electrical and mechanical specifications are identical.

Q: How do MAX3241ECWI+ and MAX3244ECWI+ differ?

A: Both parts are functionally equivalent with identical electrical specifications and 28-SOIC package compatibility. The base product numbers differ (MAX3241 vs. MAX3244), but this does not affect substitution suitability. Both are active products with ROHS3 compliance.

Q: Are there any packaging considerations when substituting these parts?

A: The MAX3241ECWI original part does not specify packaging format. Both substitute parts (MAX3241ECWI+ and MAX3244ECWI+) are supplied in Tube packaging. Verify that tube packaging is compatible with your assembly and handling processes.

Q: What compliance certifications apply to substitute parts?

A: Both MAX3241ECWI+ and MAX3244ECWI+ carry ROHS3 compliance certification and maintain REACH Unaffected status. Both parts are classified under ECCN EAR99 and HTSUS 8542.39.0001.